	// LetterCatalog 字母目录
	var LetterCatalog=function(selector){
		this.selector=selector;
	}
	LetterCatalog.prototype=new Control();
	LetterCatalog.prototype.init=function(){
		var self=this;
		$(".letterList a",this.selector).bind("click",function(event){
			var target=event.currentTarget;
			var text=target.innerHTML;
			
			self.setLetter(text);
		})
	}
	LetterCatalog.prototype.setLetter=function(letter){
		if(letter=="全部"){
			var className="ht-letterCatalog showLetterAll";
		}else{
			var className="ht-letterCatalog showLetter"+letter;
		}
		$(this.selector).get(0).className=className;
	}
	HTMLTurbo.control.LetterCatalog=LetterCatalog;